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Finding the Fourth Proportional to 1,110.36, 1,666.02 and 596.76

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Solution

The fourth proportional to 1,110.36, 1,666.02 and 596.76 is: 895.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110.36 : 1,666.02 = 596.76 : x
  2. Step 2: Convert to fraction form
    1,110.36/1,666.02 = 596.76/x
  3. Step 3: Cross multiply
    1,110.36x = 1,666.02 × 596.76
  4. Step 4: Simplify right side
    1,110.36x = 994,214.10
  5. Step 5: Solve for x
    x = 994,214.10/1,110.36
  6. Step 6: Final answer
    x = 895.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.